Instrument transformers are_______________?
Correct answer: C. both A. and B.
- A. potential transformers
- B. current transformers
- C. both A. and B.
- D. power transformers
Explanation
Instrument transformers include both current transformers, which step down current for measurement and protection, and potential transformers, which step down voltage. Power transformers are a different class used mainly for power transfer.
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